D - Textiles – Paper – 06 – P
Patent
D - Textiles, Paper
06
P
D06P 5/08 (2006.01) D06P 1/52 (2006.01) D06P 5/00 (2006.01) D06P 3/62 (2006.01) D06P 3/66 (2006.01) D06P 5/06 (2006.01)
Patent
CA 2207424
A process is described for fixing reactive or substantive dyes on cellulosic fibre material, which process comprises treating the fibre before, during or after dyeing with a liquor comprising a homo- or copolymer containing repeating structures of formula Image (1a), Image (1b) or Image (2), wherein the variables have the meanings claimed in the claims. The dyeings and prints so obtained are distinguished by improved fastness to wet treatments.
Procédé de fixation de colorants réactifs ou substantifs sur des matières constituées de fibres cellulosiques, comprenant un traitement des fibres avant, durant et après la coloration à l'aide d'une liqueur constituée d'un homo- ou d'un copolymère contenant des structures récurrentes de formule Image (1a), Image (1b) ou Image (2), dans lesquelles les variables ont les sens donnés dans les revendications. Les textiles colorés et imprimés ainsi obtenus sont caractérisés par une résistance accrue aux traitements au mouillé.
Ciba Specialty Chemicals Holding Inc.
Fetherstonhaugh & Co.
LandOfFree
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